package com.bum.api.core.util.render;

import java.text.MessageFormat;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class EmojiBO {
	static final int[] SUPPORTED_UNICODES = {
		0x203c, 0x2049, 0x2122, 0x2139, 
		0x2194, 0x2195, 0x2196, 0x2197, 0x2198, 0x2199, 0x21a9, 0x21aa, 
		0x231a, 0x231b, 0x23e9, 0x23ea, 0x23eb, 0x23ec, 0x23f0, 0x23f3, 
		0x24c2, 
		0x25aa, 0x25ab, 0x25b6, 0x25c0, 0x25fb, 0x25fc, 0x25fd, 0x25fe, 0x2600, 0x2601, 0x260e, 0x2611, 0x2614, 0x2615, 0x261d, 0x263a, 0x2648, 0x2649, 0x264a, 0x264b, 0x264c, 0x264d, 0x264e, 0x264f, 0x2650, 0x2651, 0x2652, 0x2653, 0x2660, 0x2663, 0x2665, 0x2666, 0x2668, 0x267b, 0x267f, 0x2693, 0x26a0, 0x26a1, 0x26aa, 0x26ab, 0x26bd, 0x26be, 0x26c4, 0x26c5, 0x26ce, 0x26d4, 0x26ea, 0x26f2, 0x26f3, 0x26f5, 0x26fa, 0x26fd, 0x2702, 0x2705, 0x2708, 0x2709, 0x270a, 0x270b, 0x270c, 0x270f, 0x2712, 0x2714, 0x2716, 0x2728, 0x2733, 0x2734, 0x2744, 0x2747, 0x274c, 0x274e, 0x2753, 0x2754, 0x2755, 0x2757, 0x2764, 0x2795, 0x2796, 0x2797, 0x27a1, 0x27b0, 0x27bf, 
		0x2934, 0x2935, 0x2b05, 0x2b06, 0x2b07, 0x2b1b, 0x2b1c, 0x2b50, 0x2b55, 
		0x3030, 0x303d, 0x3297, 0x3299, 
		0xe50a, 
		0x1f004, 0x1f0cf, 0x1f170, 0x1f171, 0x1f17e, 0x1f17f, 0x1f18e, 0x1f191, 0x1f192, 0x1f193, 0x1f194, 0x1f195, 0x1f196, 0x1f197, 0x1f198, 0x1f199, 0x1f19a, 0x1f1e8, 0x1f1e9, 0x1f1ea, 0x1f1eb, 0x1f1ec, 0x1f1ee, 0x1f1ef, 0x1f1f0, 0x1f1f7, 0x1f1fa, 0x1f201, 0x1f202, 0x1f21a, 0x1f22f, 0x1f232, 0x1f233, 0x1f234, 0x1f235, 0x1f236, 0x1f237, 0x1f238, 0x1f239, 0x1f23a, 0x1f250, 0x1f251, 0x1f300, 0x1f301, 0x1f302, 0x1f303, 0x1f304, 0x1f305, 0x1f306, 0x1f307, 0x1f308, 0x1f309, 0x1f30a, 0x1f30b, 0x1f30c, 0x1f30d, 0x1f30e, 0x1f30f, 0x1f310, 0x1f311, 0x1f312, 0x1f313, 0x1f314, 0x1f315, 0x1f316, 0x1f317, 0x1f318, 0x1f319, 0x1f31a, 0x1f31b, 0x1f31c, 0x1f31d, 0x1f31e, 0x1f31f, 0x1f320, 0x1f330, 0x1f331, 0x1f332, 0x1f333, 0x1f334, 0x1f335, 0x1f337, 0x1f338, 0x1f339, 0x1f33a, 0x1f33b, 0x1f33c, 0x1f33d, 0x1f33e, 0x1f33f, 0x1f340, 0x1f341, 0x1f342, 0x1f343, 0x1f344, 0x1f345, 0x1f346, 0x1f347, 0x1f348, 0x1f349, 0x1f34a, 0x1f34b, 0x1f34c, 0x1f34d, 0x1f34e, 0x1f34f, 0x1f350, 0x1f351, 0x1f352, 0x1f353, 0x1f354, 0x1f355, 0x1f356, 0x1f357, 0x1f358, 0x1f359, 0x1f35a, 0x1f35b, 0x1f35c, 0x1f35d, 0x1f35e, 0x1f35f, 0x1f360, 0x1f361, 0x1f362, 0x1f363, 0x1f364, 0x1f365, 0x1f366, 0x1f367, 0x1f368, 0x1f369, 0x1f36a, 0x1f36b, 0x1f36c, 0x1f36d, 0x1f36e, 0x1f36f, 0x1f370, 0x1f371, 0x1f372, 0x1f373, 0x1f374, 0x1f375, 0x1f376, 0x1f377, 0x1f378, 0x1f379, 0x1f37a, 0x1f37b, 0x1f37c, 0x1f380, 0x1f381, 0x1f382, 0x1f383, 0x1f384, 0x1f385, 0x1f386, 0x1f387, 0x1f388, 0x1f389, 0x1f38a, 0x1f38b, 0x1f38c, 0x1f38d, 0x1f38e, 0x1f38f, 0x1f390, 0x1f391, 0x1f392, 0x1f393, 0x1f3a0, 0x1f3a1, 0x1f3a2, 0x1f3a3, 0x1f3a4, 0x1f3a5, 0x1f3a6, 0x1f3a7, 0x1f3a8, 0x1f3a9, 0x1f3aa, 0x1f3ab, 0x1f3ac, 0x1f3ad, 0x1f3ae, 0x1f3af, 0x1f3b0, 0x1f3b1, 0x1f3b2, 0x1f3b3, 0x1f3b4, 0x1f3b5, 0x1f3b6, 0x1f3b7, 0x1f3b8, 0x1f3b9, 0x1f3ba, 0x1f3bb, 0x1f3bc, 0x1f3bd, 0x1f3be, 0x1f3bf, 0x1f3c0, 0x1f3c1, 0x1f3c2, 0x1f3c3, 0x1f3c4, 0x1f3c6, 0x1f3c7, 0x1f3c8, 0x1f3c9, 0x1f3ca, 0x1f3e0, 0x1f3e1, 0x1f3e2, 0x1f3e3, 0x1f3e4, 0x1f3e5, 0x1f3e6, 0x1f3e7, 0x1f3e8, 0x1f3e9, 0x1f3ea, 0x1f3eb, 0x1f3ec, 0x1f3ed, 0x1f3ee, 0x1f3ef, 0x1f3f0, 0x1f400, 0x1f401, 0x1f402, 0x1f403, 0x1f404, 0x1f405, 0x1f406, 0x1f407, 0x1f408, 0x1f409, 0x1f40a, 0x1f40b, 0x1f40c, 0x1f40d, 0x1f40e, 0x1f40f, 0x1f410, 0x1f411, 0x1f412, 0x1f413, 0x1f414, 0x1f415, 0x1f416, 0x1f417, 0x1f418, 0x1f419, 0x1f41a, 0x1f41b, 0x1f41c, 0x1f41d, 0x1f41e, 0x1f41f, 0x1f420, 0x1f421, 0x1f422, 0x1f423, 0x1f424, 0x1f425, 0x1f426, 0x1f427, 0x1f428, 0x1f429, 0x1f42a, 0x1f42b, 0x1f42c, 0x1f42d, 0x1f42e, 0x1f42f, 0x1f430, 0x1f431, 0x1f432, 0x1f433, 0x1f434, 0x1f435, 0x1f436, 0x1f437, 0x1f438, 0x1f439, 0x1f43a, 0x1f43b, 0x1f43c, 0x1f43d, 0x1f43e, 0x1f440, 0x1f442, 0x1f443, 0x1f444, 0x1f445, 0x1f446, 0x1f447, 0x1f448, 0x1f449, 0x1f44a, 0x1f44b, 0x1f44c, 0x1f44d, 0x1f44e, 0x1f44f, 0x1f450, 0x1f451, 0x1f452, 0x1f453, 0x1f454, 0x1f455, 0x1f456, 0x1f457, 0x1f458, 0x1f459, 0x1f45a, 0x1f45b, 0x1f45c, 0x1f45d, 0x1f45e, 0x1f45f, 0x1f460, 0x1f461, 0x1f462, 0x1f463, 0x1f464, 0x1f465, 0x1f466, 0x1f467, 0x1f468, 0x1f469, 0x1f46a, 0x1f46b, 0x1f46c, 0x1f46d, 0x1f46e, 0x1f46f, 0x1f470, 0x1f471, 0x1f472, 0x1f473, 0x1f474, 0x1f475, 0x1f476, 0x1f477, 0x1f478, 0x1f479, 0x1f47a, 0x1f47b, 0x1f47c, 0x1f47d, 0x1f47e, 0x1f47f, 0x1f480, 0x1f481, 0x1f482, 0x1f483, 0x1f484, 0x1f485, 0x1f486, 0x1f487, 0x1f488, 0x1f489, 0x1f48a, 0x1f48b, 0x1f48c, 0x1f48d, 0x1f48e, 0x1f48f, 0x1f490, 0x1f491, 0x1f492, 0x1f493, 0x1f494, 0x1f495, 0x1f496, 0x1f497, 0x1f498, 0x1f499, 0x1f49a, 0x1f49b, 0x1f49c, 0x1f49d, 0x1f49e, 0x1f49f, 0x1f4a0, 0x1f4a1, 0x1f4a2, 0x1f4a3, 0x1f4a4, 0x1f4a5, 0x1f4a6, 0x1f4a7, 0x1f4a8, 0x1f4a9, 0x1f4aa, 0x1f4ab, 0x1f4ac, 0x1f4ad, 0x1f4ae, 0x1f4af, 0x1f4b0, 0x1f4b1, 0x1f4b2, 0x1f4b3, 0x1f4b4, 0x1f4b5, 0x1f4b6, 0x1f4b7, 0x1f4b8, 0x1f4b9, 0x1f4ba, 0x1f4bb, 0x1f4bc, 0x1f4bd, 0x1f4be, 0x1f4bf, 0x1f4c0, 0x1f4c1, 0x1f4c2, 0x1f4c3, 0x1f4c4, 0x1f4c5, 0x1f4c6, 0x1f4c7, 0x1f4c8, 0x1f4c9, 0x1f4ca, 0x1f4cb, 0x1f4cc, 0x1f4cd, 0x1f4ce, 0x1f4cf, 0x1f4d0, 0x1f4d1, 0x1f4d2, 0x1f4d3, 0x1f4d4, 0x1f4d5, 0x1f4d6, 0x1f4d7, 0x1f4d8, 0x1f4d9, 0x1f4da, 0x1f4db, 0x1f4dc, 0x1f4dd, 0x1f4de, 0x1f4df, 0x1f4e0, 0x1f4e1, 0x1f4e2, 0x1f4e3, 0x1f4e4, 0x1f4e5, 0x1f4e6, 0x1f4e7, 0x1f4e8, 0x1f4e9, 0x1f4ea, 0x1f4eb, 0x1f4ec, 0x1f4ed, 0x1f4ee, 0x1f4ef, 0x1f4f0, 0x1f4f1, 0x1f4f2, 0x1f4f3, 0x1f4f4, 0x1f4f5, 0x1f4f6, 0x1f4f7, 0x1f4f9, 0x1f4fa, 0x1f4fb, 0x1f4fc, 0x1f500, 0x1f501, 0x1f502, 0x1f503, 0x1f504, 0x1f505, 0x1f506, 0x1f507, 0x1f508, 0x1f509, 0x1f50a, 0x1f50b, 0x1f50c, 0x1f50d, 0x1f50e, 0x1f50f, 0x1f510, 0x1f511, 0x1f512, 0x1f513, 0x1f514, 0x1f515, 0x1f516, 0x1f517, 0x1f518, 0x1f519, 0x1f51a, 0x1f51b, 0x1f51c, 0x1f51d, 0x1f51e, 0x1f51f, 0x1f520, 0x1f521, 0x1f522, 0x1f523, 0x1f524, 0x1f525, 0x1f526, 0x1f527, 0x1f528, 0x1f529, 0x1f52a, 0x1f52b, 0x1f52c, 0x1f52d, 0x1f52e, 0x1f52f, 0x1f530, 0x1f531, 0x1f532, 0x1f533, 0x1f534, 0x1f535, 0x1f536, 0x1f537, 0x1f538, 0x1f539, 0x1f53a, 0x1f53b, 0x1f53c, 0x1f53d, 0x1f550, 0x1f551, 0x1f552, 0x1f553, 0x1f554, 0x1f555, 0x1f556, 0x1f557, 0x1f558, 0x1f559, 0x1f55a, 0x1f55b, 0x1f55c, 0x1f55d, 0x1f55e, 0x1f55f, 0x1f560, 0x1f561, 0x1f562, 0x1f563, 0x1f564, 0x1f565, 0x1f566, 0x1f567, 0x1f5fb, 0x1f5fc, 0x1f5fd, 0x1f5fe, 0x1f5ff, 0x1f600, 0x1f601, 0x1f602, 0x1f603, 0x1f604, 0x1f605, 0x1f606, 0x1f607, 0x1f608, 0x1f609, 0x1f60a, 0x1f60b, 0x1f60c, 0x1f60d, 0x1f60e, 0x1f60f, 0x1f610, 0x1f611, 0x1f612, 0x1f613, 0x1f614, 0x1f615, 0x1f616, 0x1f617, 0x1f618, 0x1f619, 0x1f61a, 0x1f61b, 0x1f61c, 0x1f61d, 0x1f61e, 0x1f61f, 0x1f620, 0x1f621, 0x1f622, 0x1f623, 0x1f624, 0x1f625, 0x1f626, 0x1f627, 0x1f628, 0x1f629, 0x1f62a, 0x1f62b, 0x1f62c, 0x1f62d, 0x1f62e, 0x1f62f, 0x1f630, 0x1f631, 0x1f632, 0x1f633, 0x1f634, 0x1f635, 0x1f636, 0x1f637, 0x1f638, 0x1f639, 0x1f63a, 0x1f63b, 0x1f63c, 0x1f63d, 0x1f63e, 0x1f63f, 0x1f640, 0x1f645, 0x1f646, 0x1f647, 0x1f648, 0x1f649, 0x1f64a, 0x1f64b, 0x1f64c, 0x1f64d, 0x1f64e, 0x1f64f, 0x1f680, 0x1f681, 0x1f682, 0x1f683, 0x1f684, 0x1f685, 0x1f686, 0x1f687, 0x1f688, 0x1f689, 0x1f68a, 0x1f68b, 0x1f68c, 0x1f68d, 0x1f68e, 0x1f68f, 0x1f690, 0x1f691, 0x1f692, 0x1f693, 0x1f694, 0x1f695, 0x1f696, 0x1f697, 0x1f698, 0x1f699, 0x1f69a, 0x1f69b, 0x1f69c, 0x1f69d, 0x1f69e, 0x1f69f, 0x1f6a0, 0x1f6a1, 0x1f6a2, 0x1f6a3, 0x1f6a4, 0x1f6a5, 0x1f6a6, 0x1f6a7, 0x1f6a8, 0x1f6a9, 0x1f6aa, 0x1f6ab, 0x1f6ac, 0x1f6ad, 0x1f6ae, 0x1f6af, 0x1f6b0, 0x1f6b1, 0x1f6b2, 0x1f6b3, 0x1f6b4, 0x1f6b5, 0x1f6b6, 0x1f6b7, 0x1f6b8, 0x1f6b9, 0x1f6ba, 0x1f6bb, 0x1f6bc, 0x1f6bd, 0x1f6be, 0x1f6bf, 0x1f6c0, 0x1f6c1, 0x1f6c2, 0x1f6c3, 0x1f6c4, 0x1f6c5};
	
//	static String emojiRegex = new StringBuilder().append("[")
//			.appendCodePoint(0x2600).append("-").appendCodePoint(0x26ff)
//			.appendCodePoint(0x1f300).append("-").appendCodePoint(0x1f5ff)
//			.appendCodePoint(0x1f600).append("-").appendCodePoint(0x1f64f)
//			.appendCodePoint(0x1f680).append("-").appendCodePoint(0x1f6ff)
//			.append("]").toString();
	
	static String emojiRegex = new StringBuilder().append("[")
			.appendCodePoint(0x2000).append("-").appendCodePoint(0x2b55)
			.appendCodePoint(0x1f000).append("-").appendCodePoint(0x1f6ff)
			.append("]").toString();
	
	static Pattern emojiPattern = Pattern.compile(emojiRegex);
	
	public static String convert(String text) {
		StringBuffer html = new StringBuffer();
		
		Matcher matcher = emojiPattern.matcher(text);
		while (matcher.find()) {
			String emo = matcher.group(0);
			int code = emo.codePointAt(0);
			if (find(SUPPORTED_UNICODES, code) > -1) {
				matcher.appendReplacement(html, makeIcon(code));
			}
		}
		matcher.appendTail(html);
		
		return html.toString();
	}
	
	public static String makeIcon(int code) {
		return MessageFormat.format("<img src=\"http://vip.stc.ola.vn/emoji/{0}.png\" class=\"emoji\"/>", Integer.toHexString(code));
//		return MessageFormat.format("<span class=\"emoji emoji{0}\"></span>", Integer.toHexString(code));
	}
	
	public static int find(int[] arr, int x) {
		// 1 2 [3] 4 5 => 2
		int low = 0, high = arr.length - 1, mid = 0;
		while (low <= high) {
			mid = high - (high - low) / 2;
			if (arr[mid] == x) {
				return mid;
			} else if (arr[mid] < x) {
				low = mid + 1;
			} else {
				high = mid - 1;
			}
		}
		return -1;
	}
	
	
	public static void main(String[] args) {
//		System.out.println(emojiRegex);
		
//		Arrays.sort(SUPPORTED_UNICODES);
//		for (int i : SUPPORTED_UNICODES) {
//			System.out.print("0x" + Integer.toHexString(i) + ", ");
//		}
		
		
//		System.out.println(convert("😄😃😀"));
		//0x203c, 0x2049, 0x2122, 0x2139, 
//		0x2194, 0x2195, 0x2196, 0x2197, 0x2198, 0x2199, 0x21a9, 0x21aa, 0x231a, 0x231b, 0x23e9, 0x23ea, 0x23eb, 0x23ec, 0x23f0, 0x23f3, 0x24c2, 0x25aa, 0x25ab, 0x25b6, 0x25c0, 0x25fb, 0x25fc, 0x25fd, 0x25fe, 0x2600, 0x2601, 0x260e, 0x2611, 0x2614, 0x2615, 0x261d, 0x263a, 0x2648, 0x2649, 0x264a, 0x264b, 0x264c, 0x264d, 0x264e, 0x264f, 0x2650, 0x2651, 0x2652, 0x2653, 0x2660, 0x2663, 0x2665, 0x2666, 0x2668, 0x267b, 0x267f, 0x2693, 0x26a0, 0x26a1, 0x26aa, 0x26ab, 0x26bd, 0x26be, 0x26c4, 0x26c5, 0x26ce, 0x26d4, 0x26ea, 0x26f2, 0x26f3, 0x26f5, 0x26fa, 0x26fd, 0x2702, 0x2705, 0x2708, 0x2709, 0x270a, 0x270b, 0x270c, 0x270f, 0x2712, 0x2714, 0x2716, 0x2728, 0x2733, 0x2734, 0x2744, 0x2747, 0x274c, 0x274e, 0x2753, 0x2754, 0x2755, 0x2757, 0x2764, 0x2795, 0x2796, 0x2797, 0x27a1, 0x27b0, 0x27bf, 0x2934, 0x2935, 0x2b05, 0x2b06, 0x2b07, 0x2b1b, 0x2b1c, 0x2b50, 0x2b55, 0x3030, 0x303d, 0x3297, 0x3299, 0xe50a,
//		System.out.println(new StringBuilder().appendCodePoint(0x24c2).toString());
	}
}
